CN101321360A - Legal monitoring method and network element - Google Patents
Legal monitoring method and network element Download PDFInfo
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- CN101321360A CN101321360A CNA2007101109054A CN200710110905A CN101321360A CN 101321360 A CN101321360 A CN 101321360A CN A2007101109054 A CNA2007101109054 A CN A2007101109054A CN 200710110905 A CN200710110905 A CN 200710110905A CN 101321360 A CN101321360 A CN 101321360A
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Abstract
The invention provides a lawful interception method, and an interception network element. The lawful interception method comprises the following steps of: sending an interception task to the interception network element by a monitoring centre, requiring interception of an interception objective; according to the received interception task and configured interception report strategy, reporting user plane data of service session corresponding to the interception objective accorded with the interception report strategy by the interception network element. The technical plan provided by the embodiment of the invention reduces report flow of user plane data of some unessential interception objective or unessential service session, so as to guarantee that user plane data of essential interception objective or essential service session can be reported to the monitoring centre preferably, with reduced design cost and operation cost of the interception system.
Description
Technical field
The present invention relates to the mobile communication technology field, particularly a kind of legal listening method, monitoring network element.
Background technology
Lawful Interception (Lawful Interception) is meant under legally empowered prerequisite, state security organization, the mechanism of the activity of the intercepted user in the application-specific on communication system or the communication system being monitored as security bureau, police office etc., for for simplicity, this paper abbreviates Lawful Interception as monitoring.
Monitoring network generally is made up of listening center, motoring gateway and three parts of monitoring network element.Monitor the communication apparatus that network element refers to provide for the user service, such as the Mobile Switching Center Server (Mobile Switching CenterServer) of circuit commutative field in the stored-program control exchange in the fixed telecommunication network, the mobile communication network; And the Serving GPRS Support Node of packet-switched domain (Serving GPRS SupportingNode) etc.Listening center is that state security organization issues snoop command, and receives the entity of the intercept target relevant information that the network equipment reports.The effect of introducing motoring gateway between listening center and monitoring network element is adaptive and the difference of the monitoring interface of shielding listening center and monitoring network element, the realization of simplifying listening center and monitoring network element.
The target relevant information that listening center is paid close attention to is divided into two classes: a class is a control messages, comprises that the targeted customer registers, moves in network, the signaling message in the flow processs such as foundation or release session; Another kind of is user face data, be meant that the targeted customer is when using Communications service, the user face data that in service conversation, transmits, when the audio data stream that when making a phone call, transmits such as the user, user access network and the packet that transmits between the e-mail server, the webserver, fax etc.
A common monitoring detailed process is as follows:
Steps A: listening center by and motoring gateway between interface H1, issue a message of monitoring task to motoring gateway, carry the information such as type that reported by the sign of intercept target, monitored data;
Step B: motoring gateway carries the information such as type that reported by the sign of intercept target, monitored data by transmitting the monitoring task message with the interface X1_1 that monitors between the network element to corresponding monitoring network element;
Step C: when the signaling activity-triggered of intercept target during the incident of regulation, monitor network element by with motoring gateway between interface X2 report corresponding control messages to motoring gateway, motoring gateway by with listening center between interface H2 report corresponding control messages to listening center.
Step D: when intercept target transmits user face data, if motoring gateway requires to monitor the user face data of reported by network elements target, monitor network element by and motoring gateway between interface X3 report all user face datas of intercept target to motoring gateway, motoring gateway by and listening center between interface H3 report all user face datas of target to listening center.
In early days in the circuit-switched network, the bandwidth that the user takies when carrying out business is smaller, the bandwidth ratio that unique user takies is less, total bandwidth requirement is also little, require to monitor reported by network elements all user face datas in the intercept target that transmits user face data, all little to performance and the cost burden of monitoring network element.
But, rise and development along with packet switching network, single user's access bandwidth that packet switching network can provide is more and more higher, require to monitor all user face datas of all intercept target of reported by network elements, monitoring monitor user interface data that network element need support reports the flow also can be more and more higher, owing to the specific (special) requirements of monitoring data integrality and fail safe, the processing expenditure when monitoring the reported by network elements user face data is also very big simultaneously, has therefore increased the design cost of monitoring network element.If the monitor user interface data flow that reports is very big, other extra costs of bringing to operator are very high, and the monitoring expense that needs so to pay also can be very high, further increased the weight of the operating cost of state security organization use monitor function.
Therefore, in carrying out the invention process, the inventor finds that there are the following problems at least in the prior art: in the technical scheme that prior art provides, because listening center can only be specified all user face datas that report intercept target when issuing the monitoring task, the monitor user interface data flow that reports is very big, has therefore increased monitoring system design cost and operating cost.
Summary of the invention
The technical problem that the embodiment of the invention will solve can reduce the user plane data traffic that reports in the snoop procedure for a kind of legal listening method being provided, monitoring network element.
For solving the problems of the technologies described above, the purpose of the embodiment of the invention is achieved through the following technical solutions:
The embodiment of the invention provides a kind of legal listening method, and it comprises:
Monitor network element and receive the monitoring task that requirement is monitored intercept target;
Monitor the monitoring reporting policy of network element, report the user face data that meets the intercept target corresponding business session of monitoring reporting policy according to monitoring task that is received and configuration.
The embodiment of the invention also provides a kind of monitoring network element, is used to report the user face data of intercept target, and it comprises:
Receiving element is used to receive the monitoring task that intercept target is monitored;
Monitor the reporting policy unit, be used for storage and monitor reporting policy;
Transmitting element is used for the monitoring reporting policy according to described monitoring reporting policy unit, reports the user face data that meets the intercept target corresponding business session of monitoring reporting policy.
The legal listening method that provides by the embodiment of the invention, monitor network element, can be according to monitoring reporting policy, report the user face data of intercept target corresponding business session to give listening center, the user face data of the intercept target that it is hereby ensured offers a high price monitors priority or the user face data of important service session, reduce some non-important intercept target or non-important service conversation user face data report flow, the user face data that therefore can guarantee important intercept target or important service conversation can preferentially be reported to listening center, and can reduce the design cost and the operating cost of monitoring system.
Description of drawings
Fig. 1 is the flow chart of legal listening method first embodiment of the present invention;
Fig. 2 is the flow chart of legal listening method second embodiment of the present invention;
Fig. 3 is the flow chart of legal listening method the 3rd embodiment of the present invention;
Fig. 4 is the flow chart of legal listening method the 4th embodiment of the present invention;
Fig. 5 is the flow chart of legal listening method the 5th embodiment of the present invention;
Fig. 6 is the flow chart of legal listening method the 6th embodiment of the present invention;
Fig. 7 is the flow chart of legal listening method the 7th embodiment of the present invention;
Fig. 8 is the structure chart of an embodiment of legal interception system of the present invention;
Fig. 9 is the structure chart of an embodiment of Lawful Interception network element of the present invention.
Embodiment
The embodiment of the invention provides a kind of legal listening method, monitors network element.For making technical scheme of the present invention clearer, below with reference to accompanying drawing and enumerate embodiment, the present invention is described in more detail.
The embodiment of the invention provides a kind of legal listening method, and described legal listening method comprises that monitoring network element receives the monitoring task that requirement is monitored intercept target; Monitor the monitoring reporting policy of network element, report the user face data that meets the intercept target corresponding business session of monitoring reporting policy according to monitoring task that is received and configuration.
Please refer to Fig. 1, be the flow chart of legal listening method first embodiment of the present invention.In the present embodiment, monitor reporting policy and be specially: specify the monitoring priority of intercept target, take place to monitor all user face datas that reported by network elements is monitored the high intercept target of priority when congested when monitoring reports the path.The configuration mode of the monitoring reporting policy relevant with intercept target is: carry the monitoring reporting policy in the monitoring task of monitoring the network element reception.
The detailed process of described Lawful Interception comprises:
Step 101: listening center sends the monitoring task to monitoring network element, requires intercept target user A and user B are monitored, and specifies the monitoring priority of intercept target;
The monitoring priority of for example specifying intercept target user A is high priority, and the monitoring priority of user B is low priority.
Listening center sends the monitoring task can be in the following ways to monitoring network element:
Mode one: listening center directly sends the monitoring task of intercept target user A and user B to monitoring network element;
Mode two: listening center sends the monitoring task of intercept target user A and user B to motoring gateway, after motoring gateway receives the monitoring task of listening center transmission, transmits described monitoring task and gives the monitoring network element.
Step 102: it is congested to judge that monitoring reports the path whether to take place, if, then carry out step 103, if not, then carry out step 104;
For example judge to monitor the interface that reports between network element and the listening center, perhaps monitor the interface that reports between network element and the motoring gateway, perhaps between motoring gateway and the listening center whether report interface etc. to take place congested.
Step 103:, monitor network element and report preferentially that to monitor priority be all user face datas of the user A of high priority according to the monitoring priority of the intercept target of appointment.
Step 104: the monitoring network element all reports listening center with all user face datas of user A and user B.
Monitoring the reported by network elements user face data gives the listening center can be in the following ways:
Mode one: monitor the direct report of user face of network element data and give listening center;
Mode two: monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give the monitoring network element.
Please refer to Fig. 2, be the flow chart of legal listening method second embodiment of the present invention.In the present embodiment, the monitoring reporting policy is specially: specify the monitoring priority of intercept target and the monitoring importance rate of configuration different kinds of business session, when reporting the path, monitoring takes place when congested, monitor network element and preferentially report all user face datas of monitoring the high intercept target of priority, and the user face data of monitoring the important service session of the low intercept target of priority.
The configuration mode of the monitoring reporting policy relevant with intercept target is: carry the monitoring reporting policy in the monitoring task of monitoring the network element reception.
The monitoring importance rate of configuration different kinds of business session, can adopt following several mode:
Mode one: listening center is in advance to monitoring the collocation strategy that network element issues the monitoring importance rate of different kinds of business session;
Mode two: at the monitoring importance rate of monitoring direct pre-configured different kinds of business session on the network element.
For example specified speech SM service monitoring importance is the highest, and short message service is taken second place, and other business are minimum.
The detailed process of described Lawful Interception comprises:
Step 201: listening center sends the monitoring task to monitoring network element, requires intercept target user A and user B are monitored, and specifies the monitoring priority of intercept target;
The monitoring priority of for example specifying intercept target user A is high priority, and the monitoring priority of user B is low priority,
Listening center sends the monitoring task can be in the following ways to monitoring network element:
Mode one: listening center directly sends the monitoring task of intercept target user A and user B to monitoring network element;
Mode two: listening center sends the monitoring task of intercept target user A and user B to motoring gateway, after motoring gateway receives the monitoring task of listening center transmission, transmits described monitoring task and gives the monitoring network element.
Step 202: it is congested to judge that monitoring reports the path whether to take place, if, then carry out step 203, if not, then carry out step 204;
Step 203: monitor network element and report preferentially that to monitor priority be all user face datas of the user A of high priority, only report and monitor the user face data of important service session that priority is the user B of low priority, for example speech business, short message etc.
Step 204: the monitoring network element all reports listening center with all user face datas of user A and user B.
Monitoring the reported by network elements user face data gives the listening center can be in the following ways:
Mode one: monitor the direct report of user face of network element data and give listening center;
Mode two: monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give the monitoring network element.
Please refer to Fig. 3, be the flow chart of legal listening method the 3rd embodiment of the present invention.In the present embodiment, monitor reporting policy and be specially: listening center is specified each intercept target service conversation matching condition, monitors the user face data that network element only reports the service conversation that meets matching condition.The configuration mode of the monitoring reporting policy relevant with intercept target is: carry the monitoring reporting policy in the monitoring task of monitoring the network element reception.
The detailed process of described Lawful Interception comprises:
Step 301: listening center sends the monitoring task to monitoring network element, requires intercept target user A and user B are monitored, and specifies each intercept target service conversation matching condition;
For example designated user A reports speech business, internet (internet) professional user face data, and user B reports the user face data of speech business and visual telephone business
Listening center sends the monitoring task can be in the following ways to monitoring network element:
Mode one: listening center directly sends the monitoring task of intercept target user A and user B to monitoring network element;
Mode two: listening center sends the monitoring task of intercept target user A and user B to motoring gateway, after motoring gateway receives the monitoring task of listening center transmission, transmits described monitoring task and gives the monitoring network element.
Step 302: monitor network element and only report intercept target to satisfy the user face data of service conversation matching condition.
For example, only report the user face data of speech business and internet service conversation for user A; For user B, then report the user face data of speech business and visual telephone business session.
Monitoring the reported by network elements user face data gives the listening center can be in the following ways:
Mode one: monitor the direct report of user face of network element data and give listening center;
Mode two: monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give the monitoring network element.
Please refer to Fig. 4, be the flow chart of legal listening method the 4th embodiment of the present invention.In the present embodiment, monitor reporting policy and be specially: the monitoring importance rate of configuration different kinds of business session, when reporting the path, monitoring takes place when congested, monitor the user face data that network element is preferentially gone up the high service conversation of the monitoring importance rate of intercept target.
The monitoring importance rate of configuration different kinds of business session can adopt following several mode:
Mode one: listening center is in advance to monitoring the collocation strategy that network element issues the monitoring importance rate of different kinds of business session;
Mode two: at the monitoring importance rate of monitoring direct pre-configured different kinds of business session on the network element.
For example pre-configured voice SM service monitoring importance is the highest, and visual telephone business takes second place, and other business are minimum.
The detailed process of described Lawful Interception comprises:
Step 401: listening center sends the monitoring task to monitoring network element, requires intercept target user A and user B are monitored;
Listening center sends the monitoring task can be in the following ways to monitoring network element:
Mode one: listening center directly sends the monitoring task of intercept target user A and user B to monitoring network element;
Mode two: listening center sends the monitoring task of intercept target user A and user B to motoring gateway, after motoring gateway receives the monitoring task of listening center transmission, transmits described monitoring task and gives the monitoring network element.
Step 402: it is congested to judge that monitoring reports the path whether to take place, if, then carry out step 403, if not, then carry out step 404;
Step 403:, monitor the preferential report of user A of network element and the speech business of user B and the user face data of visual telephone business according to the monitoring importance rate of configuration different kinds of business session.
Step 404: the monitoring network element all reports listening center with all user face datas of user A and user B.
Monitoring the reported by network elements user face data gives the listening center can be in the following ways:
Mode one: monitor the direct report of user face of network element data and give listening center;
Mode two: monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give the monitoring network element.
Please refer to Fig. 5, be the flow chart of legal listening method the 5th embodiment of the present invention.In the present embodiment, the monitoring reporting policy is specially: the priority of specifying intercept target, the monitoring importance rate of configuration different kinds of business session, and when being configured in different brackets congested, reporting policy to the user face data of different priorities intercept target, when reporting the path, monitoring takes place when congested, monitor network element according to congested for different brackets of being disposed, difference is monitored the reporting policies of the user face data of priority intercept target, reports the user face data of the corresponding session service of intercept target.
The configuration mode of the monitoring reporting policy relevant with intercept target is: carry the monitoring reporting policy in the monitoring task of monitoring the network element reception.
The monitoring importance rate of configuration different kinds of business session, and when being configured in different monitoring interface congestion grades, all can adopt following several mode to the reporting policy of the user face data of different priorities intercept target:
Mode one: listening center is in advance to the reporting policy of the user face data of monitoring collocation strategy that network element issues the monitoring importance rate of different kinds of business session, different priorities intercept target;
Mode two: the reporting policy of the user face data of the monitoring importance rate of direct pre-configured different kinds of business session, different priorities intercept target on the monitoring network element.
For example configured voice SM service monitoring importance is the highest, and visual telephone business takes second place, and other business are minimum; Configuration is monitored the speech business of reported by network elements high-priority users and the user face data of visual telephone business when the monitoring congestion level is higher, do not report the Any user face data of low priority user; When the monitoring congestion level is low, monitor the user face data of all types of service conversations of reported by network elements high-priority users, only report the user face data of the speech business of low priority user.
The detailed process of described Lawful Interception comprises:
Step 501: listening center sends the monitoring task to monitoring network element, requires intercept target user A and user B are monitored, and specifies the monitoring priority of intercept target;
The monitoring priority of for example specifying intercept target user A is high priority, and the monitoring priority of user B is low priority.
Listening center sends the monitoring task can be in the following ways to monitoring network element:
Mode one: listening center directly sends the monitoring task of intercept target user A and user B to monitoring network element;
Mode two: listening center sends the monitoring task of intercept target user A and user B to motoring gateway, after motoring gateway receives the monitoring task of listening center transmission, transmits described monitoring task and gives the monitoring network element.
Step 502: it is congested to judge that monitoring reports the path whether to take place, if, then carry out step 503, if not, then carry out step 504;
Step 503: monitor network element according to congested for different brackets of being disposed, the different reporting policies of monitoring the user face data of priority intercept target report the user face data of the corresponding session service of intercept target.
For example when the monitoring congestion level is higher, monitor speech business and the user face data of visual telephone business, not the Any user face data of report of user B of reported by network elements user A; When monitoring in the congestion level time, monitor the user face data of all types of service conversations of reported by network elements user A, the user face data of the speech business of a report of user B.
Step 504: the monitoring network element all reports listening center with all user face datas of user A and user B.
Monitoring the reported by network elements user face data gives the listening center can be in the following ways:
Mode one: monitor the direct report of user face of network element data and give listening center;
Mode two: monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give the monitoring network element.
Please refer to Fig. 6, be the flow chart of legal listening method the 6th embodiment of the present invention.In the present embodiment, the monitoring reporting policy is specially: the priority of specifying intercept target, the thresholding that the monitoring importance rate of configuration different kinds of business session, the intercept target of different priorities need report is monitored the user face data that the reported by network elements intercept target equals or be higher than the service conversation of this thresholding.
The configuration mode of the monitoring reporting policy relevant with intercept target is: carry the monitoring reporting policy in the monitoring task of monitoring the network element reception.
The thresholding that the monitoring importance rate of configuration different kinds of business session, the intercept target of different priorities need report, can adopt following several mode:
Mode one: the thresholding that listening center need report to the intercept target of monitoring collocation strategy that network element issues the monitoring importance rate of different kinds of business session, different priorities in advance;
Mode two: the thresholding that the intercept target of the monitoring importance rate of direct pre-configured different kinds of business session, different priorities need report on the monitoring network element.
For example configured voice SM service monitoring importance is the highest, and visual telephone business takes second place, and WAP (wireless application protocol) (WAP, Wireless Application Protocol) business is taken second place again, and other business are minimum; It is WAP that intercept target that specify to monitor priority and be high priority reports thresholding, and it is visual telephone that the intercept target of monitoring priority and be low priority reports thresholding.
The detailed process of described Lawful Interception comprises:
Step 601: listening center sends the monitoring task to monitoring network element, requires intercept target user A and user B are monitored, and specifies the priority of intercept target;
The monitoring priority of for example specifying intercept target user A is high priority, and the monitoring priority of user B is low priority.
Listening center sends the monitoring task can be in the following ways to monitoring network element:
Mode one: listening center directly sends the monitoring task of intercept target user A and user B to monitoring network element;
Mode two: listening center sends the monitoring task of intercept target user A and user B to motoring gateway, after motoring gateway receives the monitoring task of listening center transmission, transmits described monitoring task and gives the monitoring network element.
Step 602: monitor the user face data that the reported by network elements intercept target equals or be higher than the service conversation of the thresholding that is disposed.
For example monitor the user face data of voice, visual telephone and the WAP business of reported by network elements user A, the voice of report of user B, the user face data of visual telephone business.
Monitoring the reported by network elements user face data gives the listening center can be in the following ways:
Mode one: monitor the direct report of user face of network element data and give listening center;
Mode two: monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give the monitoring network element.
The legal listening method that provides by the foregoing description, can be according to monitoring reporting policy, report the user face data that meets the intercept target corresponding business session of monitoring reporting policy to give listening center, therefore can reduce some non-important intercept target or non-important service conversation user face data report flow, therefore can reduce the design cost and the operating cost of monitoring system.
Please refer to Fig. 7, be the flow chart of legal listening method the 7th embodiment of the present invention.In the present embodiment, the monitoring reporting policy is specially: configuration intercept target classification, for each class intercept target disposes the service conversation type that need be reported to listening center, monitor the classification of network element according to intercept target, only report the user face data of the service conversation type of this classification requirement.
The configuration mode of the monitoring reporting policy relevant with intercept target is: carry the monitoring reporting policy in the monitoring task of monitoring the network element reception.
The service conversation type that each class intercept target configuration need be reported to listening center, can adopt following several mode:
Mode one: listening center issues the service conversation type that each class intercept target need be reported to listening center to monitoring network element in advance;
Mode two: direct pre-configured each class intercept target need be reported to the service conversation type of listening center on the monitoring network element.
For example specifying intercept target is the user face data that the intercept target of 1 class need report speech business, and intercept target is that the intercept target of 2 classes need report user face data of visual telephone business or the like.
The detailed process of described Lawful Interception comprises:
Step 701: listening center sends the monitoring task to monitoring network element, requires intercept target user A and user B are monitored, and specifies the classification of intercept target;
The monitoring classification of for example specifying intercept target user A is 1 class, and the monitoring classification of user B is 2 classes.
Listening center can be specified the classification of intercept target with the index of going up the affiliated classification of this intercept target when issuing intercept target.
Listening center sends the monitoring task can be in the following ways to monitoring network element:
Mode one: listening center directly sends the monitoring task of intercept target user A and user B to monitoring network element;
Mode two: listening center sends the monitoring task of intercept target user A and user B to motoring gateway, after motoring gateway receives the monitoring task of listening center transmission, transmits described monitoring task and gives the monitoring network element.
Step 702: the user face data of monitoring reported by network elements intercept target correspondence.
For example monitor the user face data of the speech business of reported by network elements user A, the user face data of the visual telephone business of report of user B.
Monitoring the reported by network elements user face data gives the listening center can be in the following ways:
Mode one: monitor the direct report of user face of network element data and give listening center;
Mode two: monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give the monitoring network element.
Please refer to Fig. 8, be the structure chart of legal interception system embodiment of the present invention.Described legal interception system comprises listening center 81, motoring gateway 82 and monitors network element 83.
Described listening center 81 is used to send the monitoring task that intercept target is monitored; Described monitoring network element 83 is used for according to the monitoring task that receives and the monitoring reporting policy of configuration, reports the user face data that meets the intercept target corresponding business session of monitoring reporting policy to give described listening center 81; Described motoring gateway 82 is used to receive the monitoring task that described listening center 81 sends monitors intercept target, and be transmitted to described monitoring network element 83, and receive the user face data of the intercept target corresponding business session that described monitoring network element 83 reports, and be transmitted to described listening center 81.
Please refer to Fig. 9, be the structure chart of an embodiment of Lawful Interception network element of the present invention.Described monitoring network element comprises receiving element 91, monitors reporting policy unit 92 and transmitting element 93.
Described receiving element 91 is used to receive the monitoring task that intercept target is monitored; Described monitoring reporting policy unit 92 is used for storage and monitors reporting policy; Described transmitting element 93 is used for the monitoring reporting policy according to described monitoring reporting policy unit 92, reports the user face data that meets the intercept target corresponding business session of monitoring reporting policy.
Another embodiment of Lawful Interception network element of the present invention also comprises the priority area subdivision, is used to distinguish the priority of intercept target, takes place when congested when monitoring reports the path, and transmitting element reports all user face datas of monitoring the high intercept target of priority.
Another embodiment of Lawful Interception network element of the present invention also comprises monitoring importance rate division unit, be used to divide the monitoring importance rate of intercept target, take place when congested when monitoring reports the path, transmitting element preferentially reports the user face data of the high service conversation of the monitoring importance rate of intercept target.
Another embodiment of Lawful Interception network element of the present invention also comprises intercept target classification dispensing unit, be used to each class intercept target configuration need be reported to the service conversation type of listening center, transmitting element reports the user face data of the service conversation type of this classification configuration according to the classification of intercept target.
Another embodiment of Lawful Interception network element of the present invention also comprises service conversation condition matching unit, is used to specify each intercept target service conversation matching condition, and transmitting element only reports intercept target to meet the user face data of the service conversation of matching condition.
The monitoring network element that provides by the foregoing description, can be according to monitoring reporting policy, report the user face data that meets the intercept target corresponding business session of monitoring reporting policy to give listening center, can reduce some non-important intercept target or non-important service conversation user face data report flow, therefore can reduce the design cost and the operating cost of monitoring system.
In sum, the legal listening method that provides by the embodiment of the invention, monitor network element, can be according to monitoring reporting policy, report the user face data that meets the intercept target corresponding business session of monitoring reporting policy to give listening center, can reduce some non-important intercept target or non-important service conversation user face data report flow, therefore can reduce the design cost and the operating cost of monitoring system.
More than to a kind of legal listening method provided by the present invention, monitor network element and be described in detail, used specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used to help to understand disclosed technical scheme; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (19)
1. a legal listening method is characterized in that, described method comprises:
After the monitoring network element receives the monitoring task, intercept target is monitored;
Monitor the monitoring reporting policy of network element, report the user face data that meets the intercept target corresponding business session of monitoring reporting policy according to monitoring task that is received and configuration.
2. legal listening method according to claim 1, it is characterized in that, described monitoring reporting policy is specially: specify the monitoring priority of intercept target, take place to monitor all user face datas that reported by network elements is monitored the high intercept target of priority when congested when monitoring reports the path.
3. legal listening method according to claim 1, it is characterized in that, described monitoring reporting policy is monitoring priority of specifying intercept target and the monitoring importance rate that disposes the different kinds of business session, when reporting the path, monitoring takes place when congested, monitor network element and preferentially report all user face datas of monitoring the high intercept target of priority, and the user face data of monitoring the important service session of the low intercept target of priority.
4. legal listening method according to claim 1, it is characterized in that, described monitoring reporting policy is specially: listening center is specified each intercept target service conversation matching condition, monitors the user face data that network element only reports the service conversation that meets matching condition.
5. legal listening method according to claim 1, it is characterized in that, described monitoring reporting policy is specially: the monitoring importance rate of configuration different kinds of business session, take place when congested when monitoring reports the path, monitor the user face data that network element preferentially reports the high service conversation of the monitoring importance rate of intercept target.
6. legal listening method according to claim 1, it is characterized in that, described monitoring reporting policy is specially: the priority of specifying intercept target, the monitoring importance rate of configuration different kinds of business session, and when being configured in different brackets congested, reporting policy to the user face data of different priorities intercept target, when reporting the path, monitoring takes place when congested, monitor network element according to congested for different brackets of being disposed, difference is monitored the reporting policies of the user face data of priority intercept target, reports the user face data of the corresponding session service of intercept target.
7. legal listening method according to claim 1, it is characterized in that, described monitoring reporting policy is specially: the priority of specifying intercept target, the thresholding that the monitoring importance rate of configuration different kinds of business session, the intercept target of different priorities need report is monitored the user face data that the reported by network elements intercept target equals or be higher than the service conversation of this thresholding.
8. legal listening method according to claim 1, it is characterized in that, described monitoring reporting policy is specially: configuration intercept target classification, need be reported to the service conversation type of listening center for each class intercept target configuration, monitor the classification of network element, report the user face data of the service conversation type of this classification configuration according to intercept target.
9. according to the described legal listening method of arbitrary claim in the claim 1 to 8, it is characterized in that the configuration mode of the monitoring reporting policy relevant with intercept target is: in the monitoring task of monitoring the network element reception, carry the monitoring reporting policy.
10. according to the described legal listening method of arbitrary claim in the claim 1 to 8, it is characterized in that the configuration mode of the monitoring reporting policy relevant with the service conversation type is: monitor network element and receive described monitoring reporting policy in advance or monitoring direct pre-configured described monitoring reporting policy on the network element.
11. according to the described legal listening method of arbitrary claim in the claim 1 to 8, it is characterized in that, monitor that network element receives the monitoring task be directly to send to the monitoring network element by listening center.
12. legal listening method according to claim 11, it is characterized in that, when reporting the path, monitoring takes place when congested, monitor network element according to the monitoring task that receives and the monitoring reporting policy of configuration, report the concrete mode of user face data of the service conversation of intercept target to be: monitor network element and directly report the user face data of intercept target to give listening center.
13. according to the described legal listening method of arbitrary claim in the claim 1 to 7, it is characterized in that, monitor that network element receives the monitoring task be to send to motoring gateway by listening center, be transmitted to the monitoring network element by motoring gateway again.
14. legal listening method according to claim 13, it is characterized in that, when reporting the path, monitoring takes place when congested, monitor network element according to the monitoring task that receives and the monitoring reporting policy of configuration, report the concrete mode of user face data of the service conversation of intercept target to be: to monitor the reported by network elements user face data and give motoring gateway, after motoring gateway is received the user face data of monitoring reported by network elements, transmit described monitoring task and give listening center.
15. monitor network element for one kind, be used to report the user face data of intercept target, it is characterized in that, comprising:
Receiving element is used to receive the monitoring task that intercept target is monitored;
Monitor the reporting policy unit, be used for storage and monitor reporting policy;
Transmitting element is used for the monitoring reporting policy according to described monitoring reporting policy unit, reports the user face data that meets the intercept target corresponding business session of monitoring reporting policy.
16. monitoring network element according to claim 15, it is characterized in that, also comprise the priority area subdivision, be used to distinguish the priority of intercept target, take place when congested when monitoring reports the path, transmitting element reports all user face datas of monitoring the high intercept target of priority.
17. monitoring network element according to claim 15, it is characterized in that, also comprise and monitor the importance rate division unit, be used to divide the monitoring importance rate of intercept target, take place when congested when monitoring reports the path, transmitting element preferentially reports the user face data of the high service conversation of the monitoring importance rate of intercept target.
18. monitoring network element according to claim 15, it is characterized in that, also comprise intercept target classification dispensing unit, be used to each class intercept target configuration need be reported to the service conversation type of listening center, transmitting element reports the user face data of the service conversation type of this classification configuration according to the classification of intercept target.
19. monitoring network element according to claim 15, it is characterized in that, also comprise service conversation condition matching unit, be used to specify each intercept target service conversation matching condition, transmitting element only reports intercept target to meet the user face data of the service conversation of matching condition.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101109054A CN101321360A (en) | 2007-06-08 | 2007-06-08 | Legal monitoring method and network element |
| PCT/CN2008/070970 WO2008151532A1 (en) | 2007-06-08 | 2008-05-15 | Method for licit monitoring and device thereof |
| EP08748576.9A EP2157804B1 (en) | 2007-06-08 | 2008-05-15 | Method for licit monitoring and device thereof |
| RU2009149475/08A RU2435205C2 (en) | 2007-06-08 | 2008-05-15 | Method for legal eavesdropping and apparatus for realising said method |
| US12/630,977 US20100080127A1 (en) | 2007-06-08 | 2009-12-04 | Interception method and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101109054A CN101321360A (en) | 2007-06-08 | 2007-06-08 | Legal monitoring method and network element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101321360A true CN101321360A (en) | 2008-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101109054A Pending CN101321360A (en) | 2007-06-08 | 2007-06-08 | Legal monitoring method and network element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101321360A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557570B (en) * | 2009-05-11 | 2013-01-16 | 中兴通讯股份有限公司 | Lawful intercept method and lawful intercept center |
| WO2014075315A1 (en) * | 2012-11-19 | 2014-05-22 | 华为技术有限公司 | Method for configuring user data monitoring path, monitoring method, apparatus and entity |
-
2007
- 2007-06-08 CN CNA2007101109054A patent/CN101321360A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101557570B (en) * | 2009-05-11 | 2013-01-16 | 中兴通讯股份有限公司 | Lawful intercept method and lawful intercept center |
| WO2014075315A1 (en) * | 2012-11-19 | 2014-05-22 | 华为技术有限公司 | Method for configuring user data monitoring path, monitoring method, apparatus and entity |
| CN103959714B (en) * | 2012-11-19 | 2017-06-20 | 华为技术有限公司 | Configure method, monitor method, device and the entity of monitoring users data path |
| US10153942B2 (en) | 2012-11-19 | 2018-12-11 | Huawei Technologies Co., Ltd. | Method for configuring a path for intercepting user data, method for intercepting, apparatus and entity |
| US11057439B2 (en) | 2012-11-19 | 2021-07-06 | Huawei Technologies Co., Ltd. | Method for configuring a path for intercepting user data, method for intercepting, apparatus and entity |
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